S21
Inactive
Abbot
Developer Tools
Your Customer Success Co-Pilot
Developer Tools
43 dead or acquired startups in Developer Tools with completed research reports.
Every startup playbook in our database, ready to build
Each deep-dive includes a post-mortem, step-by-step rebuild plan, and a technical spec you can paste straight into Claude Code, Cursor, or Lovable.
S22
Inactive
Airtrain AI
AIOps
No-code data curation for LLM fine-tuning and evaluation.
S14
Acquired
Aptible
Developer Tools
The No Infrastructure Platform as a Service
W17
Acquired
Armory
Developer Tools
Continuous Deployment at any scale, for all developers.
W23
Acquired
Arroyo
Developer Tools
Cloud-native stream processing
S20
Inactive
Atomized
Developer Tools
Enabling teams to deploy without needing a cloud expert
W21
Acquired
Avenue
Developer Tools
Observability platform for operations teams
W13
Acquired
BI
Bitnami
Developer Tools
The App Store for Server Software
S19
Acquired
Bun
Developer Tools
Bun is an incredibly fast all-in-one JavaScript toolkit
S15
Acquired
Cloudstitch
Developer Tools
Power your website with Google Spreadsheets.Acquired by Instabase…
W23
Inactive
CodeParrot AI
Artificial Intelligence
Helps Developers build stunning UI Lightning Fast ⚡️
S23
Inactive
CodeStory
Developer Tools
Aide is an AI-native , privacy-first IDE built on top of VSCode
W23
Acquired
DAGWorks Inc.
AIOps
Open source tools & services for reliable AI Agents & AI Applications
W21
Acquired
Emerge Tools
Artificial Intelligence
Supercharge your mobile apps
S17
Acquired
Escher Reality
Developer Tools
The backend for Augmented Reality.
W23
Acquired
Fern
Developer Tools
Instantly offer SDKs and API Docs
S20
Acquired
Fig
Developer Tools
Fig adds visual apps, shortcuts, and autocomplete to your terminal.
S12
Inactive
FS
FileStack
Developer Tools
Acquired by Xenon Ventures.We enable website developers to hook into…
W22
Inactive
FlowDeploy
Developer Tools
Bioinformatics pipelines in the cloud
S23
Acquired
FlowiseAI
Artificial Intelligence
Open source GenAI development platform
W16
Acquired
GitPrime
Developer Tools
Visibility and analytics for software development leaders.
W23
Acquired
Helicone
AIOps
LLM Observability for Developers
S22
Acquired
HyperDX
Developer Tools
Open-source, dev-friendly observability.
W23
Acquired
Langfuse
Developer Tools
Open source LLM engineering platform
W12
Inactive
MA
Marft
Developer Tools
Marft creates embeddable machine learning models for application…
W19
Acquired
Memfault
Developer Tools
First IoT reliability platform for debugging, monitoring, OTA updates
W20
Acquired
Metaplane
Developer Tools
Data observability for modern data teams
W15
Inactive
OM
Omniref
Developer Tools
Sticky notes for code. (We're building a community-powered,…
W23
Acquired
Outerbase
Developer Tools
The interface for your database
W15
Acquired
Pachyderm
Developer Tools
Data Versioning, Data Pipelines, and Data Lineage
S19
Acquired
PopSQL
Developer Tools
SQL editor for teams
W19
Acquired
Preflight
Developer Tools
No-code Web Apps testing for everyone
W21
Acquired
Pyroscope
Developer Tools
Open source continuous profiling software to debug performance issues
W20
Acquired
Replicate
Developer Tools
Run machine learning models in the cloud
W22
Acquired
Requestly
Developer Tools
Open-Source Postman alternative
W22
Acquired
Speechly
Artificial Intelligence
Natural Language Understanding API for Speech that runs on device
S21
Inactive
Squire.ai
Artificial Intelligence
Never code alone.
W25
Inactive
Sublingual
Developer Tools
Daily productivity tracker
W12
Acquired
Swiftype
Developer Tools
Smart search for the modern team.
W23
Acquired
Traceloop
Developer Tools
Know what your LLM is doing — and why it’s failing
W24
Acquired
Trieve
Developer Tools
All-in-one API for search, RAG, & recommendations
S22
Acquired
Vizzly
Developer Tools
Customer-Facing Analytics for Modern SaaS.
W14
Acquired
Wit.ai
Developer Tools
Natural Language for Developers --Wit is an API that makes it easy…